/*
 * @Author              : your name
 * @Date                : 2020-08-04 07:43:30
 * @LastEditTime        : 2020-09-21 17:11:06
 * @雷棱杰                 : Please set LastEditors
 * @Description         : In User Settings Edit
 * @FilePath            : /backend-web/src/extensions/math.extension.ts
 */
(()=>{
  if (!Math.easeInOutQuad) {
    Math.easeInOutQuad = function(t, b, c, d) {
      t /= d / 2;
      if (t < 1) {
        return (c / 2) * t * t + b;
      }
      t--;
      return (-c / 2) * (t * (t - 2) - 1) + b;
    };
  }
})();

export default {};
